phy: ti-pipe3: move mem resource initialization to a separate function

No functional change. Moved mem resource initialization done in
probe to a separate function as part of cleaning up
ti_pipe3_probe.
Signed-off-by: NKishon Vijay Abraham I <kishon@ti.com>

drivers/phy/phy-ti-pipe3.c

@@ -418,24 +418,17 @@ static int ti_pipe3_get_sysctrl(struct ti_pipe3 *phy)
 	return 0;
 }
 
-static int ti_pipe3_probe(struct platform_device *pdev)
+static int ti_pipe3_get_pll_base(struct ti_pipe3 *phy)
 {
-	struct ti_pipe3 *phy;
-	struct phy *generic_phy;
-	struct phy_provider *phy_provider;
 	struct resource *res;
-	struct device_node *node = pdev->dev.of_node;
 	const struct of_device_id *match;
-	struct device *dev = &pdev->dev;
-	int ret;
-
-	phy = devm_kzalloc(dev, sizeof(*phy), GFP_KERNEL);
-	if (!phy)
-		return -ENOMEM;
+	struct device *dev = phy->dev;
+	struct device_node *node = dev->of_node;
+	struct platform_device *pdev = to_platform_device(dev);
 
-	phy->dev		= dev;
+	if (of_device_is_compatible(node, "ti,phy-pipe3-pcie"))
+		return 0;
 
-	if (!of_device_is_compatible(node, "ti,phy-pipe3-pcie")) {
 	match = of_match_device(ti_pipe3_id_table, dev);
 	if (!match)
 		return -EINVAL;
@@ -451,7 +444,28 @@ static int ti_pipe3_probe(struct platform_device *pdev)
 	phy->pll_ctrl_base = devm_ioremap_resource(dev, res);
 	if (IS_ERR(phy->pll_ctrl_base))
 		return PTR_ERR(phy->pll_ctrl_base);
-	}
+
+	return 0;
+}
+
+static int ti_pipe3_probe(struct platform_device *pdev)
+{
+	struct ti_pipe3 *phy;
+	struct phy *generic_phy;
+	struct phy_provider *phy_provider;
+	struct device_node *node = pdev->dev.of_node;
+	struct device *dev = &pdev->dev;
+	int ret;
+
+	phy = devm_kzalloc(dev, sizeof(*phy), GFP_KERNEL);
+	if (!phy)
+		return -ENOMEM;
+
+	phy->dev		= dev;
+
+	ret = ti_pipe3_get_pll_base(phy);
+	if (ret)
+		return ret;
 
 	ret = ti_pipe3_get_sysctrl(phy);
 	if (ret)